Home / 168,087.40-231,960.60-92,635.88

Finding the Fourth Proportional to 168,087.40, 231,960.60 and 92,635.88

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Solution

The fourth proportional to 168,087.40, 231,960.60 and 92,635.88 is: 127,837.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,087.40 : 231,960.60 = 92,635.88 : x
  2. Step 2: Convert to fraction form
    168,087.40/231,960.60 = 92,635.88/x
  3. Step 3: Cross multiply
    168,087.40x = 231,960.60 × 92,635.88
  4. Step 4: Simplify right side
    168,087.40x = 21,487,874,306.33
  5. Step 5: Solve for x
    x = 21,487,874,306.33/168,087.40
  6. Step 6: Final answer
    x = 127,837.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.